constructor ?


Posted on 16th Feb 2014 07:03 pm by admin

i have written this program and made 3 constructors in the class and i want to call them in the main and i cant can any one help me and tell me how could i call them in the main

# include
using namespace std ;
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class Triangle {

private :
float side1 ;
float side2 ;
float side3 ;
public :
Triangle () ;
Triangle (float , float , float ) ;
Triangle ( float[3] ) ;
float printAverage () ;
};

Triangle :: Triangle ()
{
float firstSide , secondSide , thirdSide ;

side1 = firstSide ;
side2 = secondSide ;
side3 = thirdSide ;
}

Triangle :: Triangle ( float firstSide , float secondSide , float thirdSide )
{
side1 = firstSide ;
side2 = secondSide ;
side3 = thirdSide ;
}

Triangle :: Triangle ( float side[3] )
{
side1 = side[0] ;
side2 = side[1] ;
side3 = side[2] ;
}

float Triangle::printAverage ()
{
return ( side1 + side2 + side3 ) / 3 ;
}

int main ()
{
float firstSide , secondSide , thirdSide ;

cout << "Enter First Side : " ;
cin >> firstSide ;
cout << "Enter Second Side : " ;
cin >> secondSide ;
cout << "Enter Third Side : " ;
cin >> thirdSide ;

Triangle tri1 = Triangle () ;
Triangle tri2 = Triangle () ;
Triangle tri3 = Triangle () ;


system("pause");
return 0;

}
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